/*
 * Copyright (c) 2003 by Matthias Pfisterer
 * All rights reserved.
 *
 * Redistribution and use in source and binary forms, with or without
 * modification, are permitted provided that the following conditions
 * are met:
 *
 * - Redistributions of source code must retain the above copyright notice,
 *   this list of conditions and the following disclaimer.
 * - Redistributions in binary form must reproduce the above copyright
 *   notice, this list of conditions and the following disclaimer in the
 *   documentation and/or other materials provided with the distribution.
 *
 * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS
 * "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT
 * LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS
 * FOR A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE
 * COPYRIGHT OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT,
 * INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES
 * (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR
 * SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
 * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT,
 * STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE)
 * ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED
 * OF THE POSSIBILITY OF SUCH DAMAGE.
 */

package org.softvfc.mixer.aux;

import javax.swing.DefaultBoundedRangeModel;
import javax.sound.sampled.FloatControl;


public class FloatControlBoundedRangeModel extends DefaultBoundedRangeModel{
    private static final boolean DEBUG = false;
    private FloatControl m_control;
    private float m_fStepsPerUnit;

    public FloatControlBoundedRangeModel(FloatControl control) {
        m_control = control;
        float range = control.getMaximum() - control.getMinimum();
        float steps = range / control.getPrecision();
        m_fStepsPerUnit = steps / range;
        if (DEBUG) {
            out("control: " + control);
            out("steps: " + steps);
            out("steps per unit: " + m_fStepsPerUnit);
        }

        int minimum = (int) (control.getMinimum() * m_fStepsPerUnit);
        int maximum = (int) (control.getMaximum() * m_fStepsPerUnit);
        int value = (int) (control.getValue() * m_fStepsPerUnit);
        setRangeProperties(value, 0, minimum, maximum, false);
        

	}


    @Override
    public void setValue(int nValue) {
        super.setValue(nValue);
        float fValue = (float) nValue / getScaleFactor();
        m_control.setValue(fValue);
    }


    @Override
    public int getValue() {
        return (int) (m_control.getValue() * getScaleFactor());
    }


    private float getScaleFactor(){
        return m_fStepsPerUnit;
    }

    private static void out(String message) {
        System.out.println(message);
    }
}

 